In a survey of 1200 people, 80 indicated they were going to buy a new car, 70 said they were going to buy a new TV and 65 said they were going to buy a new stove. Of these, 30 were going to buy both a car and a TV, 35 were going to buy a car and a stove and 20 were going to buy a stove and a TV. Twenty people said they were going to buy all three items. A person is selected at random from this 1200 people . Given that this person was not going to buy a TV, what is the probability that he /she was not going to buy a car ?

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Q: a) Compute the number of ways in which 5 lottery balls can be selected from a pool of 39 balls.…

A: a) We can select 5 balls from 39 balls in 39C5=575757 ways. We can match all the 5 numbers in 5C5=1…

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A: Given info: In a statistics class, there are 18 juniors and 10 seniors; 6 of the seniors are…

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A: From the sample,   number of people those who ate fish: n1 = 80Proportion of people getting sick out…

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A: Selecting 10 teenagers randomly and asking that whether they use Pandora Media Inc.’s online service…

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Q: A consumer researcher wanted to know if customers really are influenced by sales clerks who smile a…

A: The degrees of freedom is, df=n1+n2-2=6+6-2=10 The degrees of freedom is 10.

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A: The column and row sums are obtained in the below table:

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Q: The Higher Education Research Institute at UCLA collected data from 203,967203,967 incoming…

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Q: A friend of mine is giving a dinner party. His current wine supply includes 11 bottles of zinfandel,…

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Q: There is money to send four of nine city council members to a conference in Honolulu. All want to…

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Q: A member of the Student Council decided to conduct a room visit and asked the students for their…

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Q: The owner of a popular coffee shop believes that customers who drink espresso are less likely to use…

A: X1=15, n1=50, X2=24, n2=50

Q: A friend of mine is giving a dinner party. His current wine supply includes 11 bottles of zinfandel,…

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Q: There are 150 members of the senior class. You survey 25 members of the class randomly and 22 say…

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Q: A survey of 500 television watchers produced the following information: 285 watch football games,…

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Q: There are 200 birds in a zoo. 70 birds are male with brown eyes and 100 birds are female with brown…

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Q: hool newspaper reporter decides to randomly survey 17 students to see if they will attend Tet…

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Q: Five people, designated as A,AB,C,D,E are arranged in linear order. Assuming that each possible…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.